<style>
    .test1 {
        color: #fff;
        background-image: url(test.png);
        width: 100px;
    }
</style>

<p><strong>测试1</strong></p>

<script>alert('xxxx');</script>

<p><span style="color:#DAA520;line-height:20px;display: none;"><em>测试1</em></span>测试</p>

<a href="http://www.edusoho.com" target="_blank">EduSoho</a>

<iframe width="560" height="315" src="http://www.edusoho.com" frameborder="0" allowfullscreen></iframe>

<iframe height=498 width=510 src='http://player.youku.com/embed/xxx' frameborder=0 'allowfullscreen'></iframe>

<embed src='http://www.youtube.com' quality='high' width='480' height='400' align='middle' allowScriptAccess='always' allowFullScreen='true' mode='transparent' type='application/x-shockwave-flash'></embed>

<pre>
<code class="language-php">&lt;?php

phpinfo();
</code></pre>

